# seq # Output a sequence of numbers to `stdout`. # More information: <https://www.gnu.org/software/coreutils/seq>. # Sequence from 1 to 10: seq 10 # Every 3rd number from 5 to 20: seq 5 3 20 # Separate the output with a space instead of a newline: seq -s " " 5 3 20 # Format output width to a minimum of 4 digits padding with zeros as necessary: seq -f "%04g" 5 3 20 $Follow @igor_chubin cheat.sh tldr